:root{
  --bg:#1b1c1e; --card:#26282b; --ink:#eceef0; --muted:#a4a8ae; --line:#3b3e43;
  --head:#131415; --brand:#d8141c; --brand-hi:#ff4a4f; --brand-ink:#ffffff; --brand-soft:#3a1f21;
  --in:#62b6dc; --in-soft:#172a33; --out:#f29a63; --out-soft:#35231a;
  --truck:#c3a6ef; --truck-soft:#2a2236;
  --warn:#f3c24f; --warn-soft:#2f2912; --bad:#ff7b76; --bad-soft:#3a1c1b; --ok:#7fcf86; --ok-soft:#1b2e1d;
  --radius:12px; --shadow:0 1px 3px rgba(0,0,0,.35);
  color-scheme: dark;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-text-size-adjust:100%}
header{background:var(--head);border-bottom:3px solid var(--brand);color:var(--brand-ink);padding:calc(10px + env(safe-area-inset-top)) 16px 10px;position:sticky;top:0;z-index:5}
header .row{display:flex;align-items:center;justify-content:space-between;max-width:760px;margin:0 auto}
header h1{font-size:17px;margin:0;font-weight:700;letter-spacing:.2px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:42px;width:auto;background:#fff;border-radius:7px;padding:3px 5px;display:block}
.gate-logo{width:220px;max-width:70%;background:#fff;border-radius:12px;padding:8px 10px;margin:0 auto 18px;display:block}
header small{opacity:.85;font-size:12px}
nav{display:flex;gap:4px;max-width:760px;margin:8px auto 0;overflow-x:auto;scrollbar-width:none}
nav::-webkit-scrollbar{display:none}
nav button{flex:1 0 auto;background:transparent;border:0;color:var(--brand-ink);opacity:.8;padding:8px 12px;border-radius:999px;font:600 14px system-ui;cursor:pointer}
nav button.on{background:var(--brand);opacity:1}
body.locked nav,body.locked #lockBtn{display:none}
main{max-width:760px;margin:0 auto;padding:16px 16px calc(40px + env(safe-area-inset-bottom))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);margin-bottom:14px}
h2{font-size:17px;margin:0 0 12px}
h3{font-size:15px;margin:18px 0 4px}
label{display:block;font-weight:600;font-size:14px;margin:14px 0 6px}
label .hint{font-weight:400;color:var(--muted);font-size:12.5px;display:block;margin-top:2px}
input,select,textarea{width:100%;font:16px system-ui;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand-hi);outline-offset:0;border-color:transparent}
textarea{min-height:70px;resize:vertical}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.seg button{padding:14px 8px;border-radius:10px;border:2px solid var(--line);background:var(--card);color:var(--ink);font:700 15px system-ui;cursor:pointer}
.seg button.on.out{border-color:var(--out);background:var(--out-soft);color:var(--out)}
.seg button.on.in{border-color:var(--in);background:var(--in-soft);color:var(--in)}
.seg button.on.truck{border-color:var(--truck);background:var(--truck-soft);color:var(--truck)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 16px;border-radius:10px;border:0;background:var(--brand);color:var(--brand-ink);font:700 15px system-ui;cursor:pointer}
.btn.block{width:100%;margin-top:18px;padding:15px}
.btn.ghost{background:transparent;color:var(--brand-hi);border:1px solid var(--line)}
.btn.sm{padding:7px 11px;font-size:13px}
.btn:disabled{opacity:.5;cursor:default}
.qtyrow{display:flex;gap:8px;align-items:stretch}
.qtyrow input{flex:1;min-width:0}
.unit{display:flex;align-items:center;padding:0 12px;border-radius:10px;background:var(--brand-soft);color:var(--brand-hi);font-weight:700;min-width:54px;justify-content:center}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.chip{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:6px 10px;font:600 13px system-ui;cursor:pointer}
.chip.sel{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-hi)}
.stock{margin-top:8px;font-size:14px;color:var(--muted)}
.stock b{color:var(--ink)}
.panel{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-top:14px}
.panel.truck{border-color:var(--truck);background:var(--truck-soft)}
.panel.truck label:first-child{margin-top:0}
.summary{background:var(--brand-soft);border-radius:10px;padding:12px 14px;margin-top:14px;font-size:14.5px}
.summary div{display:flex;justify-content:space-between;gap:10px;padding:2px 0}
.summary b{font-variant-numeric:tabular-nums}
.radio{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.radio label{display:flex;align-items:center;gap:10px;margin:0;padding:12px;border:2px solid var(--line);border-radius:10px;background:var(--card);font-weight:600;cursor:pointer}
.radio label.on{border-color:var(--truck);color:var(--truck)}
.radio input{width:auto;margin:0}
.alert{border-radius:10px;padding:12px 14px;margin-top:12px;font-size:14.5px}
.alert.warn{background:var(--warn-soft);color:var(--warn);border:1px solid var(--warn)}
.alert.ok{background:var(--ok-soft);color:var(--ok);border:1px solid var(--ok)}
.alert.bad{background:var(--bad-soft);color:var(--bad);border:1px solid var(--bad)}
.alert b{color:inherit}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:420px){.grid2{grid-template-columns:1fr}}
.list{display:flex;flex-direction:column}
.item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.item:last-child{border-bottom:0}
.item .l{min-width:0;flex:1}
.item .t{font-weight:650}
.item .s{color:var(--muted);font-size:13px;margin-top:2px}
.item .r{text-align:right;white-space:nowrap}
.num{font-variant-numeric:tabular-nums;font-weight:700;font-size:17px}
.neg{color:var(--bad)}
.badge{display:inline-block;font:700 11.5px system-ui;padding:3px 8px;border-radius:999px;letter-spacing:.2px}
.b-open{background:var(--warn-soft);color:var(--warn)}
.b-ordered{background:var(--in-soft);color:var(--in)}
.b-received{background:var(--ok-soft);color:var(--ok)}
.b-cancelled{background:var(--line);color:var(--muted)}
.b-in{background:var(--in-soft);color:var(--in)}
.b-out{background:var(--out-soft);color:var(--out)}
.b-count{background:var(--brand-soft);color:var(--brand-hi)}
.b-truck{background:var(--truck-soft);color:var(--truck)}
.muted{color:var(--muted);font-size:13.5px}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.toolbar select,.toolbar input{flex:1 1 140px;width:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:var(--muted);font-weight:600;font-size:12.5px}
td input{padding:8px 9px}
.retrow{display:flex;gap:6px;margin-top:8px}
.retrow input{width:80px;flex:none;padding:7px 9px}
.retrow select{min-width:0;flex:1}
#truckList .item{display:grid;grid-template-columns:1fr auto;align-items:center}
#truckList .item .l{display:contents}
#truckList .item .t{grid-row:1;grid-column:1}
#truckList .item .r{grid-row:1;grid-column:2}
#truckList .retrow{grid-column:1/-1}
.hide{display:none!important}
.gate{max-width:360px;margin:12vh auto 0;padding:0 16px;text-align:center}
.gate input{text-align:center;font-size:24px;letter-spacing:8px}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:10px;font-weight:600;z-index:20;max-width:90vw}
.sub{display:flex;gap:6px;margin-bottom:12px;flex-wrap:wrap}